diff --git a/common.gypi b/common.gypi
index 2c061a7b058..a97e12ae38c 100644
--- a/common.gypi
+++ b/common.gypi
@@ -410,6 +410,9 @@
         'libraries': [ '-lelf' ],
       }],
       ['OS=="freebsd"', {
+        # Use this flag because on FreeBSD std::pairs copy constructor is non-trivial
+        # https://lists.freebsd.org/pipermail/freebsd-toolchain/2016-March/002094.html
+        'cflags': [ '-D_LIBCPP_TRIVIAL_PAIR_COPY_CTOR=1' ],
         'ldflags': [
           '-Wl,--export-dynamic',
         ],